On TikTok, Andrea Suarez, known to her nearly 600k followers as Dr. Dray, urges people not to participate in the freeze branding tattoo fad, which sees folk branding their skin with cryogenic coolant.

More Freeze branding is just one of the latest, loony and potentially perilous practices that tweens, teens and 20-somethings have recently adopted.

Hot iron branding of livestock is the oldest form of permanent identification and has been used for a long time in the western United States as proof of ownership. Freeze branding is relatively ...